Home / 104,170.30-156,264.69-29,291.10

Finding the Fourth Proportional to 104,170.30, 156,264.69 and 29,291.10

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Solution

The fourth proportional to 104,170.30, 156,264.69 and 29,291.10 is: 43,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,170.30 : 156,264.69 = 29,291.10 : x
  2. Step 2: Convert to fraction form
    104,170.30/156,264.69 = 29,291.10/x
  3. Step 3: Cross multiply
    104,170.30x = 156,264.69 × 29,291.10
  4. Step 4: Simplify right side
    104,170.30x = 4,577,164,661.26
  5. Step 5: Solve for x
    x = 4,577,164,661.26/104,170.30
  6. Step 6: Final answer
    x = 43,939.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.